|
Exposure time (min)
|
Cumulative rainfall (mm)
|
Neutral water mass loss (%) (± 0.001%)
|
Saltwater (3.5% saline solution) mass loss (%) (± 0.019%)
|
|---|
|
60
|
50
|
0.037
|
0.001
|
|
90
|
75
|
0.046
|
0.014
|
|
120
|
100
|
0.055
|
0.071
|
|
180
|
150
|
0.073
|
0.075
|
|
240
|
200
|
0.091
|
0.120
|
|
360
|
300
|
0.127
|
0.205
|
|
600
|
500
|
0.199
|
0.276
|